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Official data from INPI

PROCESSO PARA QUEBRA DE UMA EMULSÃO ÁGUA-ÓLEO E INSTALAÇÃO PARA A EXECUÇÃO DO PROCESSO

Em AnáliseInvention Patent

Application data

Number

PI8002026

Type

Invention Patent

Filing

04/01/1980

Publication

-

Progress at the INPI

  1. Filing04/01/80
  2. Publication
  3. Examination12/14/82
  4. Refused07/19/88
  5. Grant
  6. In force

The application was refused on 07/19/1988 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

791679 · 04/03/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

07/19/1988

RPI 926

Petição de recurso

#12.2

03/24/1987

RPI 857

Indeferimento

#9.2

12/16/1986

RPI 843

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Conhecimento de parecer técnico

#7.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B01D 13/00.

03/27/2018

RPI 2464

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